*{
    margin: 0px;
    padding: 0px;
}
ul{
    list-style: none;
}
// logo区
header{
    height: 120px;
    width: 960px;
    margin-left: auto;
    margin-right: auto;
    background-image: url(../images/main-bg.png);
    background-size: 960px 120px;
    img{
        margin-top: 20px;
    }
}
// 标题区
nav{
    height: 50px;
    width: 960px;
    margin: 0 auto;
    border: 1px solid #e2e2e2;
    display: flex;
    align-items: center;
    div{
        z-index: 1;
        &:hover a{
            color: #dbdbdb;
        }
        a{
            text-decoration: none;
            color: #5a5559;
            display:inline-block;
            height: 20px;
            padding-left: 40px;
            padding-right: 40px;
            border-right: 1px solid #e2e2e2;
        }
    }
}
// 中间内容区
article{
    a{
        color: #5db4c5;
    }
    width: 960px;
    margin-left: auto;
    margin-right: auto;
    // 三个小圆区
    .circular{
        width: 960px;
        height: 70px;
        background-image: url(../images/header-bg.png);
        background-size: 960px 70px;
        display: flex;
        justify-content: center;
        border: 1px solid #e2e2e2;
        margin-top: 3px;
        div{
            width: 145px;
            height: 145px;
            border-radius: 50%;
            background-color: rosybrown;
            text-align: center;
            color: white;
            border: white 1px solid;
            margin-top: -80px;
            z-index: 1;
            margin-left: 5px;
            &:nth-child(1){
                background-color: #681d3b;
            }
            &:nth-child(2){
                background-color: #e87f2c;
            }
            &:nth-child(3){
                background-color: #a69945;
            }
            
            &:hover p::before{
                display: block;
            }
            p{
                margin-top: 50px;
                position: relative;
                &::before{
                    content: "^";
                    font-size: 50px;
                    position: absolute;
                    top: -50px;
                    left: 55px;
                    display: none;
                }
            }
        }
    }
    // 大图区
    .big_img{
        height: 370px;
        width: 960px;
        margin: auto;
        position: relative;
        img{
            position: absolute;
            width: 960px;
            top: -116px;
            left: 0px;
        }
        a{
            position: absolute;
            top: 270px;
            left: 45px;

        }
    }
    // 内容文字区一
    .content_text1{
        border: 1px solid #e2e2e2;
        width: 960px;
        .text1_title{
            padding-top: 20px;
            text-align: center;
            width: 450px;
            margin-left: auto;
            margin-right: auto;
            color: #c2c2c2;
        }
        .text1_content{
            margin-top: 30px;
            height: 200px;
            display: flex;
            justify-content:space-evenly;
            div{
                font-size: 14px;
                display: flex;
                &:nth-last-child(1) p{
                    width: 280px;
                    }
                &:nth-last-child(1){
                    color: #582649;
                }
                &:nth-last-child(2){
                    color: #e3822e;
                }
                &:nth-last-child(3){
                    color: #b5ae54;
                }
                &:nth-last-child(4){
                    color: #c6c6c8;
                }
                span{
                    font-size: 30px;
                    margin-right: 10px;
                    font-weight:900;
                }
                p{
                    width: 145px;
                    height: 130px;
                    position: relative;
                    a{
                        position: absolute;
                        bottom: 0px;
                        left: 0px;
                    }
                }
            }
            
        }
    }
    // 内容文字区二
    .content_text2{
        width: 900px;
        border: 1px solid #e2e2e2;
        padding:30px;
        display: flex;
        justify-content: space-between;
        .text2_left{
            width: 590px;
            .text2_left_top{
                h1{
                    font-size: 30px;
                    margin-bottom: 20px;
                }
                p{
                    font-size: 14px;
                    color: #cbc9ca;
                }
            }
            .text2_left_down{
                margin-top: 30px;
                display: flex;
                justify-content: space-between;
                div{
                    width: 190px;
                    h2{
                        font-size: 17px;
                        text-align: end;
                    }
                    p{
                        font-size: 14px;
                        text-align: end;
                        color: #cbc9ca;
                    }
                }
            }
        }
        .text2_right{
            width: 290px;
            h1{
                font-size: 30px;
                margin-bottom: 5px;
            }
            h4{
                font-weight: 500;
                margin-top: 15px;
                margin-bottom: 10px;
            }
            p{
                padding-bottom: 15px;
                color: #cbc9ca;
                font-size: 14px;

            }
            span{
                font-weight: 900;
            }
            .text2_right_down{
                border-top: 1px solid #e2e2e2;
                a{
                    display: block;
                    text-align: end;
                }
            }
            
        }
    }
    // 内容文字区三
    .content_text3{
        width: 900px;
        padding: 30px;
        background-color: #e9e9e9;
        display: flex;
        justify-content: space-between;
        div{
            width: 190px;
        }
        .content_text3_end{
            width: 250px;
        }
        h2{
            margin-bottom: 20px;
        }
        li{
            font-size: 12px;
            margin-bottom: 10px;
            color: #5db4c5;
        }
        p{
            width: 230px;
            height: 80px;
            font-size: 13px;
            background-color: white;
            padding: 10px 10px;
        }
        h1{
            font-size: 14px;
            position: relative;
            text-align: center;
            &::after{
                content: "";
                border: white 20px solid;
                border-right: none;
                border-bottom-color:#e9e9e9;
                border-left-color: #e9e9e9 ;
                position: absolute;
                top: 0px;
                left: 210px;
            }
            span{
                font-size: 13px;
                font-weight: 400;
                color: #cbc9ca;
            }
        }
    }

}
footer{
    width: 930px;
    height: 90px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    a{
        color: #5db4c5;
    }
    font-size: 13px;
    padding-left: 30px;
}